STM32H523VCU7 datasheet(123/228 Pages) STMICROELECTRONICS

123 / 228 page

DS14540 Rev 1

123/228

STM32H523xx

Electrical characteristics

197

5.3.10

Memory characteristics

Flash memory

The characteristics are given at TJ = -40 to 130 °C unless otherwise specified.

The devices are shipped to customers with the flash memory erased.

Jitter

Cycle-to-cycle jitter

fVCO_OUT = 150 MHz

±ps

fVCO_OUT = 200 MHz

fVCO_OUT = 400 MHz

fVCO_OUT = 420 MHz

Period jitter

fVCO_OUT = 150 MHz

fPLL_OUT =

50 MHz

-75

fVCO_OUT = 400 MHz

Long term jitter

Normal mode fVCO_OUT = 400 MHz

±0.2

IDD(PLL)

PLL power consumption on

VDD

fVCO_OUT = 420 MHz

VDD

275

360

μA

VCORE

-450

fVCO_OUT = 150 MHz

VDD

160

240

VCORE

-165

1. Specified by design - Not tested in production, unless otherwise specified.

2. This value must be limited to the maximum frequency due to the product limitation.

3. Evaluated by characterization - Not tested in production.

Table 47. PLL characteristics (medium VCO frequency range) (continued)

Symbol

Parameter

Conditions

Min(1) Typ(1) Max(1) Unit

Table 48. Flash memory characteristics

Symbol

Parameter

Conditions

Min

Typ

Max(1)

1. Specified by design - Not tested in production

Unit

IDD

Supply current

Word program(2)

2. Data is evaluated with a write of 50% of the programmed bits equal to 0.

-2.5

3.6

Sector erase

1.8

Mass erase

2.0

Table 49. Flash memory programming(1)

1. Data are valid for program memory and high-cycling data memory.

Symbol

Parameter

Conditions

Min(2)

Typ

Max(2)

Unit

tprog

Word program time

128 bits (user area)

100

µs

16 bits (OTP area)

100

tERASE

Sector erase time (8 Kbytes)

tME

Mass erase time

0.52

2.6

Vprog

Programming voltage

1.71

3.6

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